cregit-Linux how code gets into the kernel

Release 4.11 drivers/block/drbd/drbd_interval.h

#ifndef __DRBD_INTERVAL_H

#define __DRBD_INTERVAL_H

#include <linux/types.h>
#include <linux/rbtree.h>


struct drbd_interval {
	
struct rb_node rb;
	
sector_t sector;		/* start sector of the interval */
	
unsigned int size;		/* size in bytes */
	
sector_t end;			/* highest interval end in subtree */
	
unsigned int local:1		/* local or remote request? */;
	
unsigned int waiting:1;		/* someone is waiting for completion */
	
unsigned int completed:1;	/* this has been completed already;
                                         * ignore for conflict detection */
};


static inline void drbd_clear_interval(struct drbd_interval *i) { RB_CLEAR_NODE(&i->rb); }

Contributors

PersonTokensPropCommitsCommitProp
Andreas Gruenbacher20100.00%1100.00%
Total20100.00%1100.00%


static inline bool drbd_interval_empty(struct drbd_interval *i) { return RB_EMPTY_NODE(&i->rb); }

Contributors

PersonTokensPropCommitsCommitProp
Andreas Gruenbacher21100.00%1100.00%
Total21100.00%1100.00%

extern bool drbd_insert_interval(struct rb_root *, struct drbd_interval *); extern bool drbd_contains_interval(struct rb_root *, sector_t, struct drbd_interval *); extern void drbd_remove_interval(struct rb_root *, struct drbd_interval *); extern struct drbd_interval *drbd_find_overlap(struct rb_root *, sector_t, unsigned int); extern struct drbd_interval *drbd_next_overlap(struct drbd_interval *, sector_t, unsigned int); #define drbd_for_each_overlap(i, root, sector, size) \ for (i = drbd_find_overlap(root, sector, size); \ i; \ i = drbd_next_overlap(i, sector, size)) #endif /* __DRBD_INTERVAL_H */

Overall Contributors

PersonTokensPropCommitsCommitProp
Andreas Gruenbacher17694.62%571.43%
Fabian Frederick52.69%114.29%
Lars Ellenberg52.69%114.29%
Total186100.00%7100.00%
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